Geeklog Geeklog
is a weblog powered by PHP and MySQL. It allows you
within minutes to set up a fully functioning dynamic
website, and has many features to get you started. Homepage: http://www.geeklog.net/

PHP-Nuke One of
the most popular community-based portals with a big
choice of modules and languages.Homepage: http://www.phpnuke.org/

phpWCMS phpWCMS
is perfect for professional, public and private users.
It is very easy to learn and gives you the flexibility
to separate layout and content. Lots of powerful but
simple implemented features assists publishers and web
developers too. Homepage: http://www.phpwcms.de/

Typo3 TYPO3 is
a free Open Source content management system for enterprise
purposes on the web and in intranets. It offers full
flexibility and extendability while featuring an accomplished
set of ready-made interfaces, functions and modules.
Homepage: http://www.typo3.com/

SMF Elegant Effective.
Powerful. Free. SMF is all of the above. SMF is a next-generation
community software package and is jam-packed with features,
while at the same time having a minimal impact on resources.
Homepage: http://www.simplemachines.org/

OS Commerce A
power-user shopping cart with a big variety of modules
and support of almost every payment gateway. A big developers
community is ready to offer custom solutions depending
on your needs. Homepage: http://oscommerce.com/

Zen Cart Zen Cart
truly is the art of e-commerce; a free, user-friendly,
open source shopping cart system. The software is being
developed by group of like-minded shop owners, programmers,
designers, and consultants that think e-commerce could
be and should be done differently. Homepage: http://www.zen-cart.com/

ViPER Guestbook The ViPER Guestbook is a high end guestbook script that
is versatile, reliable, very comfortable and easy to
use. The perfect choice for the ambitious webmaster
! Homepage: http://www.vipergb.de.vu/

phpESP phpESP
is an effective, capable, web-based survey application
that enables businesses to create complex and advanced
surveys, view results in real time, and carry out advanced
analysis. Homepage: http://phpesp.sourceforge.net/

PHPSurveyor Develop,
publish and collect responses to surveys. Display surveys
as single questions, group by group or all in one page
or use a dataentry system for administration of paper-based
versions of the survey. PHP Surveyor can produce 'branching'
surveys (set conditions on whether individual questions
will display), can vary the look and feel of your survey
through a templating system, and can provide basic statistical
analysis of your survey results. Homepage: http://phpsurveyor.sourceforge.net/

Soholaunch Pro Edition From basic, informational websites to robust e-business
applications, this script vastly simplifies the creation
and management of cutting-edge internet solutions. It
installs at the end-users web site and empowers novices
and seasoned developers alike with a streamlined development
and management process unmatched by any other software
product. Homepage: http://www.soholaunch.com/

Wiki

TikiWiki TikiWiki
is designed to be an international, clean and extensible
Content Management System and Groupware that can be
used to create all sorts of web applications, sites,
portals, intranets and extranets. TikiWiki also works
great as a web-based collaboration tool. TikiWiki has
a lot of native options and sections that you can enable/disable
as you need them. Homepage: http://www.tikiwiki.org/

PhpWiki PhpWiki
is a web site where anyone can edit the pages through
an HTML form. Linking is done automatically on the server
side; all pages are stored in a database. Homepage: http://phpwiki.sourceforge.net/

Moodle A Course
Management System designed to help educators create
quality online courses. Available in currently 34 languages,
featuring WYSIWYG HTML Editor, teacher has full control
over all settings for a course, flexible array of course
activities (Forums, Journals, Quizzes, Resources, Choices,
Surveys, Assignments, Chats, Workshops), user logging
and tracking, mail integration and much more. Homepage: http://moodle.org/

phpAdsNew A highly
professional complete ad server featuring different
types of ads, display based on keywords, zones, hour
of the day, day of the week, extensive statistics, client
statistics. Homepage: http://phpadsnew.com/

phpFormGenerator A form generator featuring up to 100 form fields, all
kind of input fields incl. file upload, customizable
fields attributes, send submitted data to an email address
or store them in a database, admin panel. Homepage: http://phpformgen.sourceforge.net/